[BD-46] feat: added missing SCSS variables in design tokens

[PKulkoRaccoonGang]

Description

• Similar to the case of a missing design token for $rounded-pill, let's use this issue as a sanity check around trying to find any other potentially design tokens missing for existing SCSS variables.

Issue: #2347

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[openedx-webhooks]

Thanks for the pull request, @PKulkoRaccoonGang!

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.58%. Comparing base (39fe41d) to head (c2c77e6).
Report is 876 commits behind head on alpha.

Additional details and impacted files

@@           Coverage Diff           @@
##            alpha    #2364   +/-   ##
=======================================
  Coverage   91.58%   91.58%           
=======================================
  Files         214      214           
  Lines        3519     3519           
  Branches      852      852           
=======================================
  Hits         3223     3223           
  Misses        288      288           
  Partials        8        8           

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[PKulkoRaccoonGang]

In these files, we have small changes

For example padding-right: $gutter * .5 to padding-right: calc($gutter * .5)

[PKulkoRaccoonGang]

Brand: edx/brand-edx.org#68

[openedx-webhooks]

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[edx-semantic-release]

🎉 This PR is included in version 21.0.0-alpha.39 🎉

The release is available on:

• npm package (@alpha dist-tag)
• GitHub release

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[edx-semantic-release]

🎉 This PR is included in version 22.0.0-alpha.1 🎉

The release is available on:

• npm package (@alpha dist-tag)
• GitHub release

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[openedx-semantic-release-bot]

🎉 This PR is included in version 23.0.0-alpha.1 🎉

The release is available on:

• npm package (@alpha dist-tag)
• GitHub release

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[openedx-semantic-release-bot]

🎉 This PR is included in version 23.0.0 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

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